Tissue type - individual | Number of cases (%)a | Composite score (mean ± standard error) | Pvalue Norm vs Prim | Pvalue Prim vs Met |
---|---|---|---|---|
Normal | 110 (92.4) | 2.01 ± 0.09 | < 0.001 |  |
Hyperplastic | 26 (100) | Â | Â | Â |
Ductal carcinoma in situ | 14 (85.7) | Â | Â | Â |
Primary tumorb | 264 (79.5) | 1.30 ± 0.06 |  |  |
Primary lobular carcinoma | 22 (68.1) | Â | Â | Â |
Metastasis | 48 (84) | 1.63 ± 0.15 |  | 0.033 |
Tissue type - paired | Number of pairs | Composite score (mean ± standard error) | P values McNemar's test |  |
Normal with matched primary | 73 | Â | < 0.001 | Â |
   Normal |  | 2.07 ± 0.10 |  |  |
   Primary |  | 1.28 ± 0.12 |  |  |
Primary with matched metastasisc | 43 | Â | 0.0025 | Â |
   Primary |  | 1.10 ± 0.21 |  |  |
   Metastasis |  | 1.95 ± 0.41 |  |  |